1 files changed, 41 insertions, 0 deletions
diff --git a/src/libs/kdtools/environment.cpp b/src/libs/kdtools/environment.cpp
new file mode 100644
index 000000000..4b031ecc4
--- /dev/null
+++ b/src/libs/kdtools/environment.cpp
@@ -0,0 +1,41 @@
+#include "environment.h"
+
+#include <QHash>
+#include <QProcess>
+#include <QProcessEnvironment>
+
+using namespace KDUpdater;
+
+Environment &Environment::instance()
+{
+    static Environment s_instance;
+    return s_instance;
+}
+
+QString Environment::value(const QString &key, const QString &defvalue) const
+{
+    const QHash<QString, QString>::ConstIterator it = m_tempValues.constFind(key);
+    if (it != m_tempValues.constEnd())
+        return *it;
+    return QProcessEnvironment::systemEnvironment().value(key, defvalue);
+}
+
+void Environment::setTemporaryValue(const QString &key, const QString &value)
+{
+    m_tempValues.insert(key, value);
+}
+
+QProcessEnvironment Environment::applyTo(const QProcessEnvironment &qpe_) const
+{
+    QProcessEnvironment qpe(qpe_);
+    QHash<QString, QString>::ConstIterator it = m_tempValues.constBegin();
+    const QHash<QString, QString>::ConstIterator end = m_tempValues.constEnd();
+    for ( ; it != end; ++it)
+        qpe.insert(it.key(), it.value());
+    return qpe;
+}
+
+void Environment::applyTo(QProcess *proc)
+{
+    proc->setProcessEnvironment(applyTo(proc->processEnvironment()));
+}